Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Gregg A Martin, PH.D.
Psychologist in Canton, OH · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1174694558
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Registry record
Entity type Individual (Type 1)
Name Dr. Gregg A Martin
Credential PH.D.
Sex Male
Practice address 4760 Belpar St Nw, Canton, OH, 44718
Phone (330) 492-9200
Fax (330) 492-5454
Enumeration date Nov 10, 2006
Last updated in NPPES Mar 20, 2011
Taxonomy & licenses
103TR0400X Rehabilitation Psychologist Behavioral Health & Social Service Providers · License 4547 (OH) Secondary
PHD · Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers.
About the PHD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0888722 | Medicaid | OH | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Gregg Martin?
The National Provider Identifier (NPI) for Gregg Martin is 1174694558, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gregg Martin practice?
The practice location on file with NPPES is in Canton, OH. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Daniel Charlick Orthopaedic Surgery Physician · Canton, OH NPI 1093705063 Laura Amison Physical Therapist · Canton, OH NPI 1679513311 Michele Tilstra Occupational Therapist · Canton, OH NPI 1104838689 Ryan Bitzel Physical Therapist · Canton, OH NPI 1659440675 Anthony Pentz Orthopaedic Surgery Physician · Canton, OH NPI 1215008602 Rakesh Arora Orthopaedic Surgery Physician · Canton, OH NPI 1245301605 Michael London Orthopaedic Surgery Physician · Canton, OH NPI 1871664250 Gerald Klimo Orthopaedic Hand Surgery Physician · Canton, OH NPI 1093886467
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-03-20.